English
Related papers

Related papers: Study of Multi-Step Knowledge-Aided Iterative Nest…

200 papers

In this paper, we study the problem of estimating the direction of arrival (DOA) using a sparsely sampled uniform linear array (ULA). Based on an initial incomplete ULA measurement, our strategy is to choose a sparse subset of array…

Signal Processing · Electrical Eng. & Systems 2022-02-22 Mohammad Bokaei , Saeed Razavikia , Arash Amini , Stefano Rini

A popular method to estimate the positions or directions-of-arrival (DOAs) of multiple sound sources using an array of microphones is based on steered-response power (SRP) beamforming. For a three-dimensional scenario, SRP-based methods…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-21 Klaus Brümann , Simon Doclo

Deep learning-based direction-of-arrival (DoA) estimation has gained increasing popularity. A popular family of DoA estimation algorithms is beamforming methods, which operate by constructing a spatial filter that is applied to array…

Computational Engineering, Finance, and Science · Computer Science 2025-12-25 Xuyao Deng , Yong Dou , Kele Xu

High data rate communication with Unmanned Aerial Vehicles (UAV) is of growing demand among industrial and commercial applications since the last decade. In this paper, we investigate enhancing beam forming performance based on signal…

Signal Processing · Electrical Eng. & Systems 2020-09-08 Tianxiao Zhao , Chunbo Luo , Geyong Min , Jianming Zhou , Dechun Guo , Wang Miao , Yang Mi

We propose an intuitive, simple and hardware friendly, yet surprisingly novel and efficient, received signal's angle of arrival (AoA) estimation scheme. Our intuitive, two-phases cross-correlation based scheme relies on a switched beam…

Systems and Control · Computer Science 2014-09-22 Ahmed Badawy , Tamer Khattab , Daniele Trinchero , Tarek El Fouly , Amr Mohamed

In this paper, a deep learning approach is presented for direction of arrival estimation using automotive-grade ultrasonic sensors which are used for driving assistance systems such as automatic parking. A study and implementation of the…

Signal Processing · Electrical Eng. & Systems 2022-02-28 Mohamed Shawki Elamir , Heinrich Gotzig , Raoul Zoellner , Patrick Maeder

The goal of score following is to track a musical performance, usually in the form of audio, in a corresponding score representation. Established methods mainly rely on computer-readable scores in the form of MIDI or MusicXML and achieve…

Machine Learning · Computer Science 2019-10-17 Florian Henkel , Rainer Kelz , Gerhard Widmer

Multiple Signal Classification (MUSIC) is a widely used Direction of Arrival (DoA)/Angle of Arrival (AoA) estimation algorithm applied to various application domains such as autonomous driving, medical imaging, and astronomy. However, MUSIC…

Hardware Architecture · Computer Science 2024-12-05 Rajat Bhattacharjya , Arnab Sarkar , Biswadip Maity , Nikil Dutt

Large-aperture coprime arrays (CAs) are expected to achieve higher sensing resolution than conventional dense arrays (DAs), yet with lower hardware and energy cost. However, existing CA far-field localization methods cannot be directly…

Signal Processing · Electrical Eng. & Systems 2024-11-05 Hongqiang Cheng , Changsheng You , Cong Zhou

Covariance matrix reconstruction has been the most widely used guiding objective in gridless direction-of-arrival (DoA) estimation for sparse linear arrays. Many semidefinite programming (SDP)-based methods fall under this category.…

Signal Processing · Electrical Eng. & Systems 2025-03-18 Kuan-Lin Chen , Bhaskar D. Rao

Sound event detection (SED) and localization refer to recognizing sound events and estimating their spatial and temporal locations. Using neural networks has become the prevailing method for SED. In the area of sound localization, which is…

Sound · Computer Science 2019-11-06 Yin Cao , Qiuqiang Kong , Turab Iqbal , Fengyan An , Wenwu Wang , Mark D. Plumbley

In recent years, direction of arrival estimation utilizing non-circular signals has become a focal point for scholarly research. To enhance the degrees of freedom (DOF) in receiver arrays specifically for non-circular signal DOA estimation,…

Networking and Internet Architecture · Computer Science 2026-05-06 Dongqi Chen , Kun Ye , Chuanxi Xing , Waqas Khalid , Huiping Huang

Terahertz (THz) band is envisioned for the future sixth generation wireless systems thanks to its abundant bandwidth and very narrow beamwidth. These features are one of the key enabling factors for high resolution sensing with milli-degree…

Signal Processing · Electrical Eng. & Systems 2023-11-09 Ahmet M. Elbir , Abdulkadir Celik , Ahmed M. Eltawil

In this work, we introduce a variable window size (VWS) spatial smoothing framework that enhances coarray-based direction of arrival (DOA) estimation for sparse linear arrays. By compressing the smoothing aperture, the proposed VWS Coarray…

Machine Learning · Computer Science 2025-12-29 Wesley S. Leite , Rodrigo C. de Lamare , Yuriy Zakharov , Wei Liu , Martin Haardt

Conventional direction of arrival (DOA) estimation algorithms suffer from performance degradation due to antenna pattern distortion and substantial computational complexity in real-time execution. The support vector regression (SVR)…

Signal Processing · Electrical Eng. & Systems 2021-10-20 Md Imrul Hasan , Mohammad Saquib

To provide rapid direction finding (DF) for unmanned aerial vehicle (UAV) emitter in future wireless networks, a low-complexity direction of arrival (DOA) estimation architecture for massive multiple input multiple output (MIMO) receiver…

Information Theory · Computer Science 2023-04-25 Yiwen Chen , Feng Shu , Qijuan Jie , Xichao Zhan , Xuehui Wang , Zhongwen Sun , Shihao Yan , Wenlong Cai , Peng Zhang , Peng Chen

This paper investigates joint direction-of-arrival (DOA) and attitude sensing using tri-polarized continuous aperture arrays (CAPAs). By employing electromagnetic (EM) information theory, the spatially continuous received signals in…

Signal Processing · Electrical Eng. & Systems 2025-10-03 Haonan Si , Zhaolin Wang , Xiansheng Guo , Jin Zhang , Yuanwei Liu

In the realm of music AI, arranging rich and structured multi-track accompaniments from a simple lead sheet presents significant challenges. Such challenges include maintaining track cohesion, ensuring long-term coherence, and optimizing…

Sound · Computer Science 2024-11-26 Jingwei Zhao , Gus Xia , Ziyu Wang , Ye Wang

We present a novel learning-based approach to estimate the direction-of-arrival (DOA) of a sound source using a convolutional recurrent neural network (CRNN) trained via regression on synthetic data and Cartesian labels. We also describe an…

Sound · Computer Science 2020-02-11 Zhenyu Tang , John D. Kanu , Kevin Hogan , Dinesh Manocha

In this paper, we investigate methods for interference location in satellite communication system using satellite multi-beam antenna with subspace based schemes. A novel MUSIC based approach is proposed for estimating the direction of…

Information Theory · Computer Science 2014-10-02 Ramoni Adeogun